Finding the Third Proportional to 35,643.38 and 49,830.75

Step by Step Solution

1. Step 1: Write the proportion equation
   35,643.38 : 49,830.75 = 49,830.75 : x
2. Step 2: Convert to fraction form
   35,643.38/49,830.75 = 49,830.75/x
3. Step 3: Cross multiply
   35,643.38x = 49,830.75 × 49,830.75
4. Step 4: Simplify right side
   35,643.38x = 2,483,103,645.56
5. Step 5: Solve for x
   x = 2,483,103,645.56/35,643.38
6. Step 6: Final answer
   x = 69,665.22